.le_nav {
  margin: 10px;
}
.le_nav li {
  float: left;
  width: 33.3%;
}
.le_nav li a {
  width: 100%;
  height: 100%;
  display: block;
}
.le_nav li a img {
  width: 100%;
  height: 100%;
  display: block;
}
.determine {
  padding: 10px;
}
.determine .item {
  display: block;
  float: left;
  width: 48%;
  border: 1px solid #ccc;
  padding: 10px;
  text-align: center;
  margin-bottom: 20px;
}
.determine .item:nth-child(odd) {
  margin-right: 4%;
}
.determine .item img {
  width: 100%;
  display: block;
}
.determine .item p .odd {
  color: red;
}
.determine .item p .orr {
  text-decoration: line-through;
}
